This can be proven for any valid argument form using a truth table which shows that there is no situation in which there are all true premises and a false conclusion.
Founded in 1994, IntraLearn Software Corporation (ISC) is a pioneer of creating e-Learning and Knowledge Organization products for corporate enterprises, academic institutions, associations, government agencies and training suppliers.
According to Wired' s David Pierce, the device was likely invented as the Smart S1 by Chic Robotics, a Chinese technology company associated with Zhejiang University, founded in 2013. The company released the Smart S1 in August 2014, and the device became a popular success at the 2014 Canton Fair trade show.